# Combine Fluids vs WAVE IR

The clearest difference is price: WAVE IR at Free against Combine Fluids's $0.99. Combine Fluids's advantage is iOS requirement (10.0 vs 17.6). On update cadence, ads, in-app purchases and device support there is nothing between them.

WAVE IR is free to download; Combine Fluids costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Combine Fluids ships an update monthly, WAVE IR every 3 weeks. The most recent releases landed on October 7, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Combine Fluids | WAVE IR |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/combine-fluids/id1458907903/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Paid | — |
| Size | 85 MB | 38 MB |
| Requires iOS | **10.0** | 17.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [GoodStamp](https://appshunter.io/developer/717537129) | [Fusion Thermal, LLC](https://appshunter.io/developer/1706451952) |

## What reviewers say

### Combine Fluids

[App page](https://appshunter.io/ios/app/combine-fluids/id1458907903)

This utility app helps oil and gas professionals quickly calculate fluid volume combinations. It allows users to input various fluid types and density requirements, saving different mix possibilities for specific wells.

**Highlights:** Combine up to 10 fluid types, Save fluid mix possibilities per well, Calculate volume combinations, Input mud density requirements, Supports volume limitations or not

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### WAVE IR

[App page](https://appshunter.io/ios/app/wave-ir/id6670583677)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Combine Fluids free?

Combine Fluids costs $0.99, with no in-app purchases.

### Is WAVE IR free?

WAVE IR is free to download, with no in-app purchases.

### Do Combine Fluids or WAVE IR have ads?

Neither Combine Fluids nor WAVE IR shows ads.

### Which is updated more often, Combine Fluids or WAVE IR?

Combine Fluids ships an update monthly, and WAVE IR every 3 weeks. Most recently, Combine Fluids was updated on October 7, 2026 and WAVE IR on October 4, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*